Results 21 to 30 of about 32,361 (215)

Existence and Approximation of Densities of Chord Length- and Cross Section Area Distributions

open access: yesImage Analysis and Stereology, 2023
In various stereological problems a n-dimensional convex body is intersected with an (n−1)-dimensional Isotropic Uniformly Random (IUR) hyperplane. In this paper the cumulative distribution function associated with the (n−1)-dimensional volume of such a ...
Thomas van der Jagt   +2 more
doaj   +1 more source

A note on convex functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1999
In this paper, we give two weak conditions for a lower semi-continuous function on the n-dimensional Euclidean space Rn to be a convex function. We also present some results for convex functions, strictly convex functions, and quasi-convex functions.
Yu-Ru Syau
doaj   +1 more source

Better Approaches for n-Times Differentiable Convex Functions

open access: yesMathematics, 2020
In this work, by using an integral identity together with the Hölder–İşcan inequality we establish several new inequalities for n-times differentiable convex and concave mappings.
Praveen Agarwal   +3 more
doaj   +1 more source

Convex Functions in ACL2(r) [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2018
This paper builds upon our prior formalisation of R^n in ACL2(r) by presenting a set of theorems for reasoning about convex functions. This is a demonstration of the higher-dimensional analytical reasoning possible in our metric space formalisation of R ...
Carl Kwan, Mark R. Greenstreet
doaj   +1 more source

Convex functions of order \(n\) and \(P_n\)-simple functionals

open access: yesJournal of Numerical Analysis and Approximation Theory, 1989
Not available.
Radu Precup
doaj   +2 more sources

Convex functions of order n on undirected networks

open access: yesJournal of Numerical Analysis and Approximation Theory, 2000
In this paper we introduce the convex (nonconcave, polynomial, nonconvex, respective concave) functions of order \(n\) on undirected networks. We study some properties of them. Finally we frame these functions in allure theory introduced by E. Popoviciu
Daniela Marian
doaj   +2 more sources

ON INEQUALITIES RELATED TO SOME QUASI-CONVEX FUNCTIONS

open access: yesПроблемы анализа, 2015
Estimations of errors in inequalities related to some quasi-convex functions in literature are simplified. Two new general inequalities for functions whose n-th derivatives for any positive integer n in absolute values are quasi-convex have been ...
Z. Liu
doaj   +1 more source

On Certain Classes of Multivalent Analytic Functions Defined with Higher-Order Derivatives

open access: yesMathematics, 2022
This paper examines two subclasses of multivalent analytic functions defined with higher-order derivatives. These classes of functions are generalizations of several known subclasses that have been studied in separate works.
Abdel Moneim Y. Lashin, Fatma Z. El-Emam
doaj   +1 more source

Schur m-Power Convexity of a Class of Multiplicatively Convex Functions and Applications

open access: yesAbstract and Applied Analysis, 2014
We investigate the conditions under which the symmetric functions Fn,k(x,r)=∏1 ...
Wen Wang, Shiguo Yang
doaj   +1 more source

Some New Integral Inequalities for $n$-Times Differentiable Trigonometrically Convex Functions

open access: yesUniversal Journal of Mathematics and Applications, 2020
In this manuscript, by using an integral identity together with both the Hölder, Hölder-İşcan and the Power-mean integral inequalities we obtain several new inequalities for $n$-time differentiable trigonometrically convex functions.
Kerim Bekar
doaj   +1 more source

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